/*
 * Copyright [2013-2021], Alibaba Group Holding Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.polardbx.optimizer.planmanager.parametric;

import com.alibaba.polardbx.common.utils.Pair;
import com.alibaba.polardbx.optimizer.context.ExecutionContext;
import com.alibaba.polardbx.optimizer.planmanager.BaselineInfo;
import com.alibaba.polardbx.optimizer.planmanager.PlanInfo;
import com.alibaba.polardbx.optimizer.PlannerContext;
import org.apache.calcite.rel.RelNode;
import org.apache.calcite.util.trace.RuntimeStatisticsSketch;

import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * @author fangwu
 */
public interface ParametricQueryAdvisor {

    /**
     *
     */
    void feedBack(PlannerContext plannerContext, BaselineInfo baselineInfo, PlanInfo planInfo,
                  ExecutionContext executionContext,
                  Map<RelNode, RuntimeStatisticsSketch> runtimeStatistic);

    Pair<Point, PlanInfo> advise(String parameterSql, Collection<PlanInfo> planInfos,
                                 List<Object> params,
                                 Collection<Point> points,
                                 PlannerContext plannerContext,
                                 int currentHashCode);
}
